What was found
RAMP REPORTED, BURNING ODOR COMING FROM FWD CARGO BAY UPON ARRIVAL TO ACFT RAMP AGENT REPORTED ELECTRICAL BURNING ODOR AFT PART OF FWD CARGO PIT NEAR LAST SMOKE DETECTOR. ODOR IS NOT PRESENT AT THE MOMENT BUT WILL REQ FURTHER T/S. PERFORMED CONDITIONAL INSPECTION OF THE ELECTRICAL ODOR, RECIRCULATION FAN, FILTERS AND WIRES. REMOVED AND REPLACED BOTH LT & RT FILTERS IAW AMM 21-25-01-000-801. RECIRC FAN AND WIRES ARE IN GOOD CONDITION . RAN APU & HYDRAULICS FOR A SIGNIFICANT AMOUNT OF TIME TO INSPECT ACFT CARGOS FOR POTENTIAL SMOKE ODOR. FOUND NO TRACE OF ANY KIND OF ODOR. NO FURTHER MAINTENANCE REQUIRED. OKAY TO CONTINUE AT THIS TIME.